/*
 * The contents of this web application are subject to the Mozilla Public License Version 
 * 1.1 (the "License"); you may not use this web application except in compliance with 
 * the License. You may obtain a copy of the License at http://www.mozilla.org/MPL/.
 * 
 * Software distributed under the License is distributed on an "AS IS" basis, 
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License 
 * for the specific language governing rights and limitations under the License.
 * 
 * The Original Code is owned by and the Initial Developer of the Original Code is 
 * Composite A/S (Danish business reg.no. 21744409). All Rights Reserved
 * 
 * Section 11 of the License is EXPRESSLY amended to include a provision stating 
 * that any dispute, including but not limited to disputes related to the enforcement 
 * of the License, to which Composite A/S as owner of the Original Code, as Initial 
 * Developer or in any other role, becomes a part to shall be governed by Danish law 
 * and be initiated before the Copenhagen City Court ("K�benhavns Byret")            
 */

using System;
using System.Reflection;
using System.Web;
using System.Web.Compilation;
using System.Web.UI;
using System.Web.Util;
using Composite.Core.WebClient;

namespace Composite.Plugins.PageTemplates.MasterPages
{
    internal static class CompilationHelper
    {
        public static MasterPage CompileMasterPage(string virtualPath)
        {
            // Calling: object virtualPathObj = new System.Web.VirtualPath(virtualPath);
            Assembly asmSystemWeb = typeof(HttpContext).Assembly;
            Type tVirtualType = asmSystemWeb.GetType("System.Web.VirtualPath");
            var virtualTypeConstructor = tVirtualType.GetConstructor(BindingFlags.NonPublic | BindingFlags.Instance, null,
                                                                     new[] { typeof(string) }, null);
            object virtualPathObj = virtualTypeConstructor.Invoke(new object[] { virtualPath });

            // Calling: return System.Web.Compilation.BuildManager.GetVPathBuildResultWithNoAssert(null, virtualPathObj, false, false, false)


            IWebObjectFactory factory;

            using(BuildManagerHelper.DisableUrlMetadataCachingScope())
            {
                factory = typeof(BuildManager)
                        .GetMethod("GetVPathBuildResultWithNoAssert",
                                    BindingFlags.NonPublic | BindingFlags.Static,
                                    null,
                                    CallingConventions.Any,
                                    new Type[] { typeof(HttpContext), tVirtualType, typeof(bool), typeof(bool), typeof(bool) },
                                    null)
                        .Invoke(null, new object[] { null, virtualPathObj, false, false, false }) as IWebObjectFactory;

            }

            Verify.IsNotNull(factory, "Failed to compile master page file");

            return factory.CreateInstance() as MasterPage;
        }
    }
}
